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    #aaa:before{
        content:"mother fuck"
    }
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     <system style="display:table;margin-left:5%;border:1px solid red;border-collapse:separate;border-spacing:2px 8px;table-layout:auto;text-align:center;
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     <tou style="display:table-caption;caption-side:top">
        <h1>mother fuck</h1>
     </tou>
        <hang style="display:table-row">
            <ff style="display:table-cell;border:1px solid black;vertical-align:baseline;height:5em"><div>asdsa打算</div></ff>
            <ff style="display:table-cell;border:1px solid black;empty-cells:hide;vertical-align:baseline">
            <span style="width:5em;display:inline-block;line-height:5em">sadasfas发生的更换dasdf设备顺便减肥</span>
          <!--  <br>
            <div>sadasfas发生的更换设备顺便减肥</div>-->
           </ff>
           <ff style="display:table-cell;border:1px solid black;vertical-align:middle">
            <div>sadasfas发生的更换设备顺便</div>
            <div>sadasfas发生的更换设备顺便减肥</div>
           </ff>
           <ff style="display:table-cell;border:1px solid black;vertical-align:top">
            <div>sadasfas发生的更</div>
           </ff>
        </hang>
       <hs style="display:table-cell;border:1px solid black">as大大发发安抚声道</hs>
       <!--<hs style="display:table-cell;border:1px solid black">as大大发发安抚声道</hs>-->
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